<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8"/>
    <title>Title</title>
</head>
<body>
<table width="500">
    <tr>
        <td>用户名</td>
        <td><input type="text" /></td>
    </tr>
    <tr>
        <td>密码</td>
        <td><input type="text" /></td>
    </tr>
    <tr>
        <td></td>
        <td>登录</td>
    </tr>
</table>
</body>
</html>